Question

pattern in 1221221. correct answer =brainest

Answer 1

Answer:

1  2  2  1  2  2  1

+1 +1 -1 +1 +1 -1

Pls mark me as the brainliest

Answer 2

Answer

1 2 2 1 2 2 1

+1+1-1+1+1-1